dejar de + inf: no dejes de escribirme en cuanto llegues make sure you write as soon as you get there; no dejes de recordarles que... be sure to remind them that...; es algo que no deja de sorprenderme — it's something I still find surprising

dejar de + inf: no dejes de escribirme en cuanto llegues make sure you write as soon as you get there; no dejes de recordarles que... be sure to remind them that...; es algo que no deja de sorprenderme — it's something I still find surprising